PX4/Firmware — pull request #1445 by hsteinhaus (2014-11-11 10:33:11+00:00)
Title: UAVCAN: fix device::Device::_device_id for baro and mag

APM relies on DEVIOCGDEVICEID ioctl to tell different compasses apart. UAVCAN mags returned 0 here. The fix also includes baro devids.